CN114378454A - Heavy-load pneumatic chuck for laser pipe cutting machine - Google Patents
Heavy-load pneumatic chuck for laser pipe cutting machine Download PDFInfo
- Publication number
- CN114378454A CN114378454A CN202210101012.8A CN202210101012A CN114378454A CN 114378454 A CN114378454 A CN 114378454A CN 202210101012 A CN202210101012 A CN 202210101012A CN 114378454 A CN114378454 A CN 114378454A
- Authority
- CN
- China
- Prior art keywords
- guide rail
- fixedly connected
- fixing plate
- centering disc
- clamping jaw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
Abstract
The invention discloses a heavy-load pneumatic chuck for a laser pipe cutting machine, and relates to the technical field of pneumatic chucks. The invention comprises a jaw module, a jaw fixing plate, a guide rail connecting seat, a linear guide rail, a guide rail fixing plate, a driving wheel, a pneumatic driving module, a rotary main shaft and a gear. The pneumatic driving module is controlled by a gas circuit in the rotary main shaft, one end of the pneumatic driving module is fixedly connected with one end of the driving wheel, the other end of the pneumatic driving module is fixedly connected with the centering disc, the driving wheel moves in a groove in the guide rail fixing plate and the centering disc, the other end of the driving wheel is fixedly connected onto the guide rail connecting seat, the guide rail connecting seat is fixedly connected with a clamping jaw fixing rod, and the clamping jaw fixing rod is fixedly connected with a clamping jaw. The heavy-load pneumatic chuck is compact in structure, low in pneumatic clamping cost, high in integral centering structure precision, good in stability, free of blocking phenomenon in a rolling transmission mode, and wide in application prospect on a heavy-load laser pipe cutting machine with high clamping force requirement and stable and controllable clamping force.
Description
Technical Field
The invention relates to the technical field of pneumatic chucks, in particular to a heavy-load pneumatic chuck for a laser pipe cutting machine.
Background
The pneumatic chuck drives the piston in the cylinder barrel to move by compressed air to realize the clamping action of the chuck. Most chuck clamps of the existing laser pipe cutting machine are clamped by adopting the positions of worm and gear type manual adjusting clamping jaws, the adjusting mode has the defects of large gap, low positioning precision and poor reliability of the pipe, and the adjustment is time-consuming and labor-consuming. Accordingly, there is a need for an improved design for existing chuck clamps.
Chinese patent publication No. CN113370246A discloses an air chuck, which uses a pair of jaws to clamp, and a power source for driving the jaws is a set, so that the clamping force is insufficient. A larger gap also exists between the two opening and closing levers for driving the clamping jaws, and the clamping jaws can be loosened during movement, so that the clamping effect is greatly influenced.
There is therefore a need for a chuck that has sufficient strength to support the clamping force and yet is able to avoid loosening.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a laser is heavy load air chuck for pipe cutter, includes base and rotatory main shaft, its characterized in that: base and rotating shaft sliding connection, last fixed mounting of rotating shaft has pneumatic drive module and guide rail fixed plate, pneumatic drive module passes through back fixed axle fixedly connected with guide rail fixed plate, fixedly connected with linear guide on the guide rail fixed plate, linear guide slidable mounting has the guide rail connecting seat, fixed mounting has the jack catch fixed plate on the guide rail connecting seat, the guide rail connecting seat is fixedly connected with drive wheel still, fixedly connected with jack catch module on the jack catch fixed plate, rotating shaft still includes centering dish one, centering dish two and gear, fixed connection centering dish two on the centering dish one, fixed connection rotating shaft on the gear.
Preferably, the pneumatic driving module comprises a front fixing shaft, one end of the front fixing shaft is fixedly connected in a centering disc fixing hole on the centering disc I, the other end of the front fixing shaft is slidably mounted with a piston rod, a cylinder is slidably mounted on the piston rod, a rear fixing shaft is slidably mounted on the cylinder, one end of the rear fixing shaft facing the guide rail fixing plate is fixedly connected on the guide rail fixing plate, and a connector is fixedly connected on the rotating main shaft and fixedly connected with the cylinder.
Preferably, the guide rail fixing plate is provided with a first guide rail fixing plate groove and a second guide rail fixing plate groove, the driving wheel is slidably mounted in the first guide rail fixing plate groove, the linear guide rail is slidably connected with a linear guide rail base, and the linear guide rail base is fixedly mounted in the second guide rail fixing plate groove.
Preferably, the centering disc I and the centering disc II are respectively provided with two groups of centering disc arc grooves and centering disc fixing holes, and the centering disc I and the centering disc II are fixedly connected and form ninety degrees.
Preferably, the two sides of the guide rail connecting seat are fixedly connected with guide rail mounting plates, the guide rail mounting plates are fixedly mounted on the linear guide rails, and the guide rail connecting seat is connected between the two linear guide rails in a sliding manner.
Preferably, the jaw module comprises a friction block, a first jaw is fixedly connected to the friction block, a first jaw base is fixedly connected to the first jaw, and a second jaw is slidably connected to the first jaw.
Preferably, the jaw fixing plate is provided with a jaw fixing plate connecting hole 201 towards one end of the jaw module, and the jaw fixing plate 2 is fixedly connected with the jaw base through the jaw fixing plate connecting hole.
Preferably, the rotating main shaft is fixedly connected with an air ring fixing plate, the air ring fixing plate is fixedly connected with the base, a gear fixedly installed on the rotating main shaft is arranged between the air ring fixing plate and the base, an air inlet ring is fixedly installed on the air ring fixing plate, and a sealing ring is installed between the rotating main shaft and the air inlet ring in a sliding mode.
The invention provides a heavy-load pneumatic chuck for a laser pipe cutting machine, which has the following beneficial effects: (1) each pair of clamping jaws is driven by two groups of pneumatic driving modules, so that the clamping force can be greatly improved; (2) the invention adopts the transmission of the driving wheel and the linear guide rail, can effectively reduce the transmission resistance, improve the transmission efficiency and avoid the risk of clamping claws; (3) the arc groove of the centering disc is designed by adopting a special curve, so that the accurate control of the clamping force can be realized, the deformation of a workpiece with overlarge clamping force or the loosening of the workpiece with undersize clamping force can be avoided, and the integral centering disc has higher centering precision and stability.
Drawings
FIG. 1 is a schematic view of the left side structure of the present invention.
Fig. 2 is an exploded view of the components of the present invention.
Fig. 3 is a partial view of the pneumatic drive module portion of the exploded view of the present invention.
Figure 4 is a partial view of a jaw portion of an exploded view of a part of the present invention.
Fig. 5 is a schematic view of the pneumatic drive module installation of the present invention.
FIG. 6 is a schematic cross-sectional view of a spindle according to the present invention.
FIG. 7 is a right side view of the present invention.
In the figure: 1-a jaw module; 2-clamping jaw fixing plates; 3-a guide rail connecting seat; 4-linear guide rail; 5-guide rail fixing plate; 7-driving wheels; 8-a pneumatic drive module; 9-a base; 10-rotating the main shaft; 11-a gear; 12-gas ring fixing plate; 13-sealing ring; 14-an air intake ring; 15-a connector;
101-a friction block; 102-jaw one; 103-jaw two; 104-jaw base;
201-jaw fixing plate connecting hole;
301-guide rail mounting plate;
401-linear guide rail mount;
501, a first groove of a guide rail fixing plate; 502-guide rail fixing plate groove two;
601-centering disc one; 602-centering plate two; 603-centering disc arc groove; 604-centering disk fixing holes;
801-front fixed shaft; 802-a piston rod; 803-cylinder barrel; and 804, a rear fixed shaft.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The invention provides a technical scheme that: as shown in fig. 2, a heavy load pneumatic chuck for laser pipe cutting machine, including base 9 and rotating main shaft 10, base 9 and rotating main shaft 10 sliding connection, fixed mounting has pneumatic drive module 8 and guide rail fixed plate 5 on the rotating main shaft 10, pneumatic drive module 8 is through back fixed axle 804 fixedly connected with guide rail fixed plate 5, fixedly connected with linear guide 4 on the guide rail fixed plate 5, linear guide 4 sliding mounting has guide rail connecting seat 3, fixed mounting has jack catch fixed plate 2 on the guide rail connecting seat 3, guide rail connecting seat 3 still fixedly connected with drive wheel 7, fixedly connected with jack catch module 1 on the jack catch fixed plate 2, rotating main shaft 10 still includes centering disc one 601, centering disc two 602 and gear 11, fixed connection centering disc two 602 on centering disc one 601, fixed connection rotating main shaft 10 on gear 11.
In use, as shown in fig. 5, the pneumatic driving module 8 includes a front fixing shaft 801, one end of the front fixing shaft 801 is fixedly connected to the centering disc fixing hole 604 of the centering disc 601, the other end of the front fixing shaft 801 is slidably mounted with a piston rod 802, a cylinder 803 is slidably mounted on the piston rod 802, a rear fixing shaft 804 is slidably mounted on the cylinder 803, one end of the rear fixing shaft 804 facing the guide rail fixing plate 5 is fixedly connected to the guide rail fixing plate 5, a connector 15 is fixedly connected to the rotating spindle 10, and the connector 15 is fixedly connected to the cylinder 803.
As shown in fig. 3, a first guide rail fixing plate groove 501 and a second guide rail fixing plate groove 502 are formed in the guide rail fixing plate 5, the driving wheel 7 is slidably mounted in the first guide rail fixing plate groove 501, the linear guide rail 4 is slidably connected with a linear guide rail base 401, and the linear guide rail base 401 is fixedly mounted in the second guide rail fixing plate groove 502.
Two groups of centering disc arc grooves 603 and centering disc fixing holes 604 are formed in the first centering disc 601 and the second centering disc 602, and the first centering disc 601 and the second centering disc 602 are fixedly connected and form a base 90 degrees. The piston rod 802 is pushed to move by adjusting the air pressure in the cylinder 803, the piston rod 802 pushes the centering disc I601 through the front fixing shaft 801, the driving wheel 7 slides in the guide rail fixing plate groove I501 and the centering disc arc groove 603, and the clamping force is accurately controlled by limiting the guide rail fixing plate groove I501 and the centering disc arc groove 603 so as to avoid overlarge or undersize clamping force. The first centering disc 601 and the second centering disc 602 are driven by the two groups of pneumatic driving modules 8, so that the clamping force of the jaw module 1 can be greatly improved. The arc groove of the centering disc arc groove 603 is designed by adopting a special curve, so that the driving force of the pneumatic driving module 8 and the clamping force of the clamping jaw module 1 can be transmitted in the same proportion, and different clamping forces can be realized by setting different air pressures.
The equal fixedly connected with guide rail mounting panel 301 in both sides of guide rail connecting seat 3, guide rail mounting panel 301 fixed mounting is on linear guide 4, and 3 sliding connection of guide rail connecting seat is between two linear guide 4.
The jaw module 1 comprises a friction block 101, a first jaw 102 is fixedly connected to the friction block 101, a first jaw base 104 is fixedly connected to the first jaw 102, and a second jaw 103 is slidably connected to the first jaw 102.
One end of the jaw fixing plate 2 facing the jaw module 1 is provided with a jaw fixing plate connecting hole 201, and the jaw fixing plate 2 is fixedly connected with the jaw base 104 through the jaw fixing plate connecting hole 201.
The pneumatic driving device comprises a rotary main shaft 10, an air ring fixing plate 12 fixedly connected to the rotary main shaft 10, a base 9 fixedly connected to the air ring fixing plate 12, a gear 11 fixedly mounted on the rotary main shaft 10 between the air ring fixing plate 12 and the base 9, an air inlet ring 14 fixedly mounted on the air ring fixing plate 12, a sealing ring 13 slidably mounted between the rotary main shaft 10 and the air inlet ring 14, the sealing ring 13 mounted in an inner groove of the air inlet ring 14, the rotary main shaft 10 can rotate relative to the air inlet ring 14 and the sealing ring 13, and external compressed air can provide power for the pneumatic driving module 8 through the air inlet ring 14, the sealing ring 13 and an air passage inside the rotary main shaft 10. Two groups of hole positions are arranged on the jaw base 104 and the jaw fixing plate connecting hole 201, and the maximum diameter and the minimum diameter of clamping can be changed by adjusting the mounting position. When the pneumatic driving module 8 pushes the centering disk I601 and the centering disk II 602 to rotate relative to the rotating spindle 10, the opposite jaw modules 1 can be synchronously retracted or expanded. When the gear 11 is driven by external power to rotate, the jaw modules 1 and the guide rail fixing plate 5 can be driven to rotate together, and finally the four jaw modules 1 can rotate together.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a heavy load air chuck for laser pipe cutting machine, includes base (9) and rotating spindle (10), its characterized in that: the base (9) is connected with the rotating spindle (10) in a sliding manner, a pneumatic driving module (8) and a guide rail fixing plate (5) are fixedly mounted on the rotating spindle (10), the pneumatic driving module (8) is fixedly connected with the guide rail fixing plate (5) through a rear fixing shaft (804), a linear guide rail (4) is fixedly connected on the guide rail fixing plate (5), a guide rail connecting seat (3) is slidably mounted on the linear guide rail (4), a jaw fixing plate (2) is fixedly mounted on the guide rail connecting seat (3), a driving wheel (7) is also fixedly connected on the guide rail connecting seat (3), a jaw module (1) is fixedly connected on the jaw fixing plate (2), the rotating spindle (10) further comprises a centering disc I (601), a centering disc II (602) and a gear (11), the centering disc I (601) is fixedly connected with the centering disc II (602), and the gear (11) is fixedly connected with the rotating main shaft (10).
2. The heavy-duty pneumatic chuck for a laser pipe cutter of claim 1, wherein: the pneumatic driving module (8) comprises a front fixing shaft (801), one end of the front fixing shaft (801) is fixedly connected into a centering disc fixing hole (604) in a centering disc I (601), a piston rod (802) is slidably mounted at the other end of the front fixing shaft (801), a cylinder barrel (803) is slidably mounted on the piston rod (802), a rear fixing shaft (804) is slidably mounted on the cylinder barrel (803), one end of the rear fixing shaft (804) facing a guide rail fixing plate (5) is fixedly connected onto the guide rail fixing plate (5), a connector (15) is fixedly connected onto a rotating main shaft (10), and the connector (15) is fixedly connected with the cylinder barrel (803).
3. The heavy-duty pneumatic chuck for a laser pipe cutter of claim 1, wherein: guide rail fixed plate (5) on be equipped with guide rail fixed plate recess (501) and guide rail fixed plate recess two (502), drive wheel (7) slidable mounting is in guide rail fixed plate recess one (501), sliding connection has linear guide base (401) on linear guide (4), linear guide base (401) fixed mounting is in guide rail fixed plate recess two (502).
4. The heavy-duty pneumatic chuck for a laser pipe cutter of claim 1, wherein: and the first centering disc (601) and the second centering disc (602) are respectively provided with two sets of centering disc arc grooves (603) and centering disc fixing holes (604), and the first centering disc (601) and the second centering disc (602) are fixedly connected and form ninety degrees.
5. The heavy-duty pneumatic chuck for a laser pipe cutter of claim 1, wherein: the equal fixedly connected with guide rail mounting panel (301) in both sides of guide rail connecting seat (3), guide rail mounting panel (301) fixed mounting is on linear guide (4), guide rail connecting seat (3) sliding connection is between two linear guide (4).
6. The heavy-duty pneumatic chuck for a laser pipe cutter of claim 1, wherein: the clamping jaw module (1) comprises a friction block (101), a first clamping jaw (102) is fixedly connected to the friction block (101), a clamping jaw base (104) is fixedly connected to the first clamping jaw (102), and a second clamping jaw (103) is slidably connected to the first clamping jaw (102).
7. The heavy-duty pneumatic chuck for a laser pipe cutter of claim 1, wherein: the clamping jaw fixing plate (2) is provided with a clamping jaw fixing plate connecting hole (201) towards one end of the clamping jaw module (1), and the clamping jaw fixing plate (2) is fixedly connected with a clamping jaw base (104) through the clamping jaw fixing plate connecting hole (201).
8. The heavy-duty pneumatic chuck for a laser pipe cutter of claim 1, wherein: the rotary main shaft (10) is fixedly connected with an air ring fixing plate (12), the air ring fixing plate (12) is fixedly connected with a base (9), a gear (11) fixedly installed on the rotary main shaft (10) is arranged between the air ring fixing plate (12) and the base (9), an air inlet ring (14) is fixedly installed on the air ring fixing plate (12), and a sealing ring (13) is installed between the rotary main shaft (10) and the air inlet ring (14) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210101012.8A CN114378454A (en) | 2022-01-27 | 2022-01-27 | Heavy-load pneumatic chuck for laser pipe cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210101012.8A CN114378454A (en) | 2022-01-27 | 2022-01-27 | Heavy-load pneumatic chuck for laser pipe cutting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114378454A true CN114378454A (en) | 2022-04-22 |
Family
ID=81203806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210101012.8A Pending CN114378454A (en) | 2022-01-27 | 2022-01-27 | Heavy-load pneumatic chuck for laser pipe cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114378454A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108637496A (en) * | 2018-05-28 | 2018-10-12 | 大族激光科技产业集团股份有限公司 | Air spider and laser cutting machine |
| CN108747052A (en) * | 2018-07-10 | 2018-11-06 | 武汉卡特激光工程有限责任公司 | A kind of chuck for laser pipe cutter |
| WO2019128695A1 (en) * | 2017-12-29 | 2019-07-04 | 五邑大学 | Pressure-roller-type holding chuck |
| CN211991663U (en) * | 2019-12-29 | 2020-11-24 | 江苏亚威机床股份有限公司 | Chuck centering clamping device for laser pipe cutting machine |
| CN214684838U (en) * | 2021-04-24 | 2021-11-12 | 常州比优特机械科技有限公司 | Chuck clamping and centering device for laser pipe cutting machine |
-
2022
- 2022-01-27 CN CN202210101012.8A patent/CN114378454A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019128695A1 (en) * | 2017-12-29 | 2019-07-04 | 五邑大学 | Pressure-roller-type holding chuck |
| CN108637496A (en) * | 2018-05-28 | 2018-10-12 | 大族激光科技产业集团股份有限公司 | Air spider and laser cutting machine |
| CN108747052A (en) * | 2018-07-10 | 2018-11-06 | 武汉卡特激光工程有限责任公司 | A kind of chuck for laser pipe cutter |
| CN211991663U (en) * | 2019-12-29 | 2020-11-24 | 江苏亚威机床股份有限公司 | Chuck centering clamping device for laser pipe cutting machine |
| CN214684838U (en) * | 2021-04-24 | 2021-11-12 | 常州比优特机械科技有限公司 | Chuck clamping and centering device for laser pipe cutting machine |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220422 |